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v106

latestOpenAPI 3.1.0raw.githubusercontent.com2026-08-02160524464.6 KB
Install

Build install GitHub App manifest

Builds the GitHub App manifest and stores the temporary callback state for the browser install. Requires the one-time install token.

post/install/github/app/manifest

Request body

app_namestring required
allowed_usernamestring required

Response

GitHub App manifest ready for browser handoff

manifestobject required
github_form_actionstring uri required
statestring required

CSRF token the browser must echo back to GitHub as a hidden state form field alongside manifest. GitHub preserves it on the redirect to redirect_url so the server can match the callback to this pending install.